Reproduce

Exactly

nix \
    --extra-experimental-features nix-command \
    --extra-experimental-features flakes \
    --log-format raw-with-logs \
    build --no-link 'git+ssh://git@github.com/sellout/calendrical?ref=mayan&rev=4b6429b04c655438f1f5739abf2ffef82c3b3741#devShells.x86_64-linux.ghc984' \
    --print-build-logs

Locally

Must be run from repository root directory at commit 4b6429b0

nix \
    --extra-experimental-features nix-command \
    --extra-experimental-features flakes \
    --log-format raw-with-logs \
    build --no-link .#devShells.x86_64-linux.ghc984 \
    --print-build-logs

Feedback Loop

Must be run from repository root directory at commit 4b6429b0

nix run github:NorfairKing/feedback -- -- nix \
    --extra-experimental-features nix-command \
    --extra-experimental-features flakes \
    --log-format raw-with-logs \
    build --no-link .#devShells.x86_64-linux.ghc984 \
    --print-build-logs

Limitations